Patents by Inventor James Osborne Plumton

James Osborne Plumton has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • HOT-RUNNER SYSTEM HAVING BLADDER ASSEMBLY
    Publication number: 20120034332
    Abstract: A hot-runner system (100), including: a support structure (102); an actuation plate (106) being movable relative to the support structure (102); and a bladder assembly (108) being installed between the actuation plate (106) and the support structure (102). The purpose of the present invention is to provide a means for pneumatically actuating an actuation plate that drives valve pin(s) stroke, opening and closing flow path(s) to a mold assembly.
    Type: Application
    Filed: May 12, 2010
    Publication date: February 9, 2012
    Applicant: HUSKY INJECTION MOLDING SYSTEMS LTD.
    Inventor: James Osborne Plumton